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Apple Core Audio Format Specification 1.0
(HTML)
(PDF)
Specifies the Apple Core Audio Format (CAF) for audio files.
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Apple Applications |
Reference |
2006-03-08
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Audio Unit Programming Guide
(HTML)
(PDF)
Explains how to use Core Audio frameworks and the Core Audio SDK to create audio units.
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Apple Applications |
Guides |
2007-10-31
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Core Audio Overview
(HTML)
(PDF)
Provides an overview of Core Audio and its programming interfaces.
|
Apple Applications |
Guides |
2007-01-08
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Creating Core Audio Format (.caf) Files
(HTML)
QA1534: Describes how to use afconvert to create .caf files
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Apple Applications |
Technical Q&As |
2009-01-07
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HID Manager Event Data Underruns
(HTML)
QA1038: Explains how to correctly handle HID Manager event queue data underruns.
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Apple Applications |
Technical Q&As |
2001-06-13
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Optimizing Audio Unit User Experience in Logic Studio
(HTML)
TN2207: How to provide the best user experience with your audio unit in Logic Studio
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Apple Applications |
Technical Notes |
2009-04-23
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Audio File Services Reference
(HTML)
(PDF)
Describes a C programming interface for reading and writing audio files.
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Carbon |
Reference |
2008-07-08
|
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Audio Queue - Looping Compressed Audio
(HTML)
QA1636: Discusses the format information required to seamlessly loop compressed audio using Audio Queue.
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Carbon |
Technical Q&As |
2009-02-20
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Audio Queue Services Programming Guide
(HTML)
(PDF)
Describes how to play and record audio using Audio Queue Services.
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Carbon |
Guides |
2007-10-31
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Audio Queue Services Reference
(HTML)
(PDF)
Describes a high-level programming interface for recording and playing back audio data.
|
Carbon |
Reference |
2008-07-08
|
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Audio Unit Programming Guide
(HTML)
(PDF)
Explains how to use Core Audio frameworks and the Core Audio SDK to create audio units.
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Carbon |
Guides |
2007-10-31
|
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AudioDeviceNotify
(HTML)
(DMG)
(ZIP)
Demonstrates how to enumerate audio devices attached to the system and how to handle device notifications
|
Carbon |
Sample Code |
2006-04-21
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AudioQueueTest
(HTML)
(DMG)
(ZIP)
Demonstrates AudioQueue, an audio playback API introduced in Mac OS X 10.5
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Carbon |
Sample Code |
2006-08-01
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Capturing Speech Manager Output
(HTML)
( )
Deprecated - SND15: Capturing the output from the Speech Synthesis Manager to a file.
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Carbon |
Technical Q&As |
1998-05-18
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Changing the volume of audio devices
(HTML)
QA1016: Demonstrates volume controls for audio devices
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Carbon |
Technical Q&As |
2006-05-02
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Core Audio Glossary
(HTML)
(PDF)
Defines general digital audio terms as well as terms specific to Apple's Core Audio technology.
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Carbon |
Reference |
2008-07-07
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Core Audio Overview
(HTML)
(PDF)
Provides an overview of Core Audio and its programming interfaces.
|
Carbon |
Guides |
2007-01-08
|
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CoreAudio Overload Warnings
(HTML)
QA1467: Describes CoreAudio overload warnings what they mean and how to avoid them.
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Carbon |
Technical Q&As |
2006-03-29
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Disc Recording Framework Reference
(HTML)
Describes the Objective-C and C API for burning audio and data CDs and DVDs.
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Carbon |
Reference |
2008-04-08
|
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Disc Recording UI Framework Reference
(HTML)
Describes the Objective-C and C API for presenting a user interface when burning audio and data CDs and DVDs.
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Carbon |
Reference |
2008-04-08
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DiscRecording Release Notes
(HTML)
Updated for Mac OS X v10.5
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Carbon |
Release Notes |
2007-10-31
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Going Universal: Audio Developers Catch the Wave
(HTML)
Learn how audio developers who built universal binaries of their applications are reaping the benefits.
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Carbon |
Articles |
2006-07-18
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Handling Audio Unit Events
(HTML)
TN2104: This technote explains how to handle AudioUnit Events
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Carbon |
Technical Notes |
2005-04-29
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The header file 'alut.h' is missing from the OpenAL framework.
(HTML)
QA1504: ALUT headers were removed from OpenAL.framework with the Xcode 2.4. This Q&A describes how to regain access to those system-supplied symbols
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Carbon |
Technical Q&As |
2007-02-06
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MACE Restrictions
(HTML)
()
Deprecated - SND16: MACE algorithms only support the compression of 8-bit offset binary sound.
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Carbon |
Technical Q&As |
1999-06-08
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Making Input Gain Setting Changes
(HTML)
()
Deprecated - SND01: Changing the input gain setting on older Power Macs before recording.
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Carbon |
Technical Q&As |
1996-06-01
|
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MIDI File Format
(HTML)
Describes the QuickTime implementation of the MIDI file standard.
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Carbon |
Reference |
2002-09-17
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MoreIsBetter
(HTML)
(DMG)
(ZIP)
Library providing indispensable wrapers and workarounds for many areas of Mac OS programming.
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Carbon |
Sample Code |
2003-10-27
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QuickTime Audio
(HTML)
Explains how to enable recording and playback of various audio media.
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Carbon |
Guides |
2002-09-17
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QuickTime Music Architecture Guide
(HTML)
(PDF)
Explains how to enable synthesizing and playing of sounds and musical sequences.
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Carbon |
Guides |
2006-01-10
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RecordAudioToFile
(HTML)
(DMG)
(ZIP)
Demonstrates recording audio to an AAC file using Core Audio
|
Carbon |
Sample Code |
2007-02-27
|
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Recording Compressed Sounds
(HTML)
()
Deprecated - SND14: Sound Manager and sound input driver compression options are limited to allow interrupt time recording.
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Carbon |
Technical Q&As |
1998-04-12
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Selecting a specific sound input source
(HTML)
()
Deprecated - SND10: Using the sound input driver to select specific sound input sources.
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Carbon |
Technical Q&As |
1998-01-16
|
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Setting Audio Input Gain
(HTML)
()
Deprecated - SND11: Setting audio input gain under Mac OS 8.1.
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Carbon |
Technical Q&As |
1998-02-10
|
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siActive Channels Unsupported on Some Power Macs
(HTML)
()
Deprecated - SND03: siActive Channels is unsupported on some older PowerMacs (siUnknownInfoType returned by SPBGetDeviceInfo).
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Carbon |
Technical Q&As |
1996-06-01
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siMonitorSource Selector
(HTML)
()
Deprecated - SND13: Using the sound output siMonitorAvailable, and siMonitorSource selectors.
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Carbon |
Technical Q&As |
1998-04-12
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SimplePlayThru
(HTML)
(DMG)
(ZIP)
Use the HAL's Audio Output Unit (AUHAL) for device input and output on a single device (play-thru)
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Carbon |
Sample Code |
2006-10-25
|
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SimpleSpeechRecExample
(HTML)
(DMG)
(ZIP)
Demonstrates how to use the Speech Recognition Manager in a simple application.
|
Carbon |
Sample Code |
2003-03-26
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siOSTypeInput Selectors
(HTML)
()
Deprecated - SND12: The use of siOSTypeInputSource, and siOSTypeInputAvailable selectors and extracting the siOSTypeInputAvailable OSTypes returned.
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Carbon |
Technical Q&As |
1998-04-12
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siOSTypeInputAvailable Format
(HTML)
()
Deprecated - SND09: The format of the data returned by the siOSTypeInputAvailable selector is SoundInfoList.
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Carbon |
Technical Q&As |
1998-01-16
|
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The Sound of Opportunity Knocking: The Audio Units Community Takes Off
(HTML)
Learn how one developer created a successful business using audio units.
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Carbon |
Articles |
2005-10-31
|
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Standard Sound Dialog Component
(HTML)
Describes the QuickTime component that lets the user make audio parameter settings.
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Carbon |
Guides |
2002-09-17
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Synchronizing Sounds to Video
(HTML)
()
Deprecated - SND19: Enabling regular sound callbacks under Mac OS 9 and Sound Manager 4.0.
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Carbon |
Technical Q&As |
1999-10-05
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Synchronous SysBeep
(HTML)
()
Deprecated - SND18: Obtaining a synchronous SysBeep with Sound Manager 3.1.
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Carbon |
Technical Q&As |
1999-10-05
|
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The System Sound APIs for Mac OS X 10.2, 10.3 and later
(HTML)
TN2102: Discusses the System Sound APIs for correctly playing Alerts and User Interface Sound Effects
|
Carbon |
Technical Notes |
2004-07-13
|
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TremoloUnit
(HTML)
(DMG)
(ZIP)
Audio unit sample demonstrating how to build an effect unit with a generic view.
|
Carbon |
Sample Code |
2006-10-26
|
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Turn up the Volume with Audio Units
(HTML)
Learn to build a sample volume unit, test it, and integrate it into GarageBand.
|
Carbon |
Articles |
2005-01-31
|
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Using the 3DMixer Audio Unit
(HTML)
TN2112: Discusses how to use Core Audio's 3DMixer version 2.0
|
Carbon |
Technical Notes |
2004-06-14
|
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VelEng FFT
(HTML)
(DMG)
(ZIP)
G4 Velocity Engine implementation of Fast Fourier Transform (FFT) and associated convolution/correlation routines.
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Carbon |
Sample Code |
2003-01-14
|
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Audio File Services Reference
(HTML)
(PDF)
Describes a C programming interface for reading and writing audio files.
|
Cocoa |
Reference |
2008-07-08
|
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Audio Queue - Looping Compressed Audio
(HTML)
QA1636: Discusses the format information required to seamlessly loop compressed audio using Audio Queue.
|
Cocoa |
Technical Q&As |
2009-02-20
|
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Audio Queue Services Programming Guide
(HTML)
(PDF)
Describes how to play and record audio using Audio Queue Services.
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Cocoa |
Guides |
2007-10-31
|
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Audio Unit Programming Guide
(HTML)
(PDF)
Explains how to use Core Audio frameworks and the Core Audio SDK to create audio units.
|
Cocoa |
Guides |
2007-10-31
|
|
AudioDeviceNotify
(HTML)
(DMG)
(ZIP)
Demonstrates how to enumerate audio devices attached to the system and how to handle device notifications
|
Cocoa |
Sample Code |
2006-04-21
|
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Core Audio Glossary
(HTML)
(PDF)
Defines general digital audio terms as well as terms specific to Apple's Core Audio technology.
|
Cocoa |
Reference |
2008-07-07
|
|
Core Audio Overview
(HTML)
(PDF)
Provides an overview of Core Audio and its programming interfaces.
|
Cocoa |
Guides |
2007-01-08
|
|
CoreAudio Overload Warnings
(HTML)
QA1467: Describes CoreAudio overload warnings what they mean and how to avoid them.
|
Cocoa |
Technical Q&As |
2006-03-29
|
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Disc Recording Framework Reference
(HTML)
Describes the Objective-C and C API for burning audio and data CDs and DVDs.
|
Cocoa |
Reference |
2008-04-08
|
|
Disc Recording UI Framework Reference
(HTML)
Describes the Objective-C and C API for presenting a user interface when burning audio and data CDs and DVDs.
|
Cocoa |
Reference |
2008-04-08
|
|
DiscRecording Release Notes
(HTML)
Updated for Mac OS X v10.5
|
Cocoa |
Release Notes |
2007-10-31
|
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ExtractMovieAudioToAIFF
(HTML)
(DMG)
(ZIP)
Demonstrates how to extract audio from QuickTime Movies and write the data to an AIFF file.
|
Cocoa |
Sample Code |
2006-03-31
|
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Going Universal: Audio Developers Catch the Wave
(HTML)
Learn how audio developers who built universal binaries of their applications are reaping the benefits.
|
Cocoa |
Articles |
2006-07-18
|
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Handling Audio Unit Events
(HTML)
TN2104: This technote explains how to handle AudioUnit Events
|
Cocoa |
Technical Notes |
2005-04-29
|
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NSSound Class Reference
(HTML)
(PDF)
Describes an object that loads and plays audio files.
|
Cocoa |
Reference |
2008-10-15
|
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The Sound of Opportunity Knocking: The Audio Units Community Takes Off
(HTML)
Learn how one developer created a successful business using audio units.
|
Cocoa |
Articles |
2005-10-31
|
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Sound Programming Topics for Cocoa
(HTML)
(PDF)
Explains how to load and play audio data in Cocoa.
|
Cocoa |
Guides |
2006-11-07
|
|
TremoloUnit
(HTML)
(DMG)
(ZIP)
Audio unit sample demonstrating how to build an effect unit with a generic view.
|
Cocoa |
Sample Code |
2006-10-26
|
|
Turn up the Volume with Audio Units
(HTML)
Learn to build a sample volume unit, test it, and integrate it into GarageBand.
|
Cocoa |
Articles |
2005-01-31
|
|
Use NSSound instead of NSMovie for audio only playback on Mac OS X 10.3 and greater
(HTML)
QA1335: Why using NSSound may be a better choice than using NSMovie for audio only playback.
|
Cocoa |
Technical Q&As |
2004-02-04
|
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Using NSSound with CoreAudio on Mac OS 10.3.x
(HTML)
QA1394: Workaround the NULL input buffers in a Core Audio IOProc callback when using NSSound by using AudioDeviceAddIOProc
|
Cocoa |
Technical Q&As |
2006-03-29
|
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Apple Core Audio Format Specification 1.0
(HTML)
(PDF)
Specifies the Apple Core Audio Format (CAF) for audio files.
|
Core Audio |
Reference |
2006-03-08
|
|
Audio Codec Services Reference
(HTML)
(PDF)
Describes the programming interface for configuring audio codecs and for encoding and decoding audio data.
|
Core Audio |
Reference |
2007-10-31
|
|
Audio Export - Encoding AAC Audio For MPEG-4 Export
(HTML)
TN2237: The QT MPEG4 Exporter does not show all options for generating AAC, this TN discusses workarounds.
|
Core Audio |
Technical Notes |
2009-01-27
|
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Audio File Services Reference
(HTML)
(PDF)
Describes a C programming interface for reading and writing audio files.
|
Core Audio |
Reference |
2008-07-08
|
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Audio File Stream Services Reference
(HTML)
(PDF)
Describes the interface for reading non-random access audio file streams.
|
Core Audio |
Reference |
2008-10-15
|
|
Audio Queue - Looping Compressed Audio
(HTML)
QA1636: Discusses the format information required to seamlessly loop compressed audio using Audio Queue.
|
Core Audio |
Technical Q&As |
2009-02-20
|
|
Audio Queue Services Programming Guide
(HTML)
(PDF)
Describes how to play and record audio using Audio Queue Services.
|
Core Audio |
Guides |
2007-10-31
|
|
Audio Queue Services Reference
(HTML)
(PDF)
Describes a high-level programming interface for recording and playing back audio data.
|
Core Audio |
Reference |
2008-07-08
|
|
Audio Toolbox Framework Reference
(HTML)
Describes the Core Audio API to access audio files and convert between linear PCM and compressed audio formats.
|
Core Audio |
Reference |
2006-11-07
|
|
Audio Unit Programming Guide
(HTML)
(PDF)
Explains how to use Core Audio frameworks and the Core Audio SDK to create audio units.
|
Core Audio |
Guides |
2007-10-31
|
|
Audio Unit Resizing
(HTML)
QA1343: Discusses the host's responsibilities when resizing Audio Units.
|
Core Audio |
Technical Q&As |
2004-03-23
|
|
Audio Unit Validation Using the auval Tool
(HTML)
TN2204: Test the conformance of audio units to Audio Unit Services.
|
Core Audio |
Technical Notes |
2008-09-08
|
|
Audio Units: Embedding a Carbon View in a Cocoa Window
(HTML)
TN2213: Carbon-Cocoa Integration for Audio Units
|
Core Audio |
Technical Notes |
2008-02-29
|
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AudioChannelLayout - What's the Audio Channel Order when the Layout has a Channel Bitmap?
(HTML)
QA1638: Explains the audio channel order when a channel layout is tagged as kAudioChannelLayoutTag_UseChannelBitmap.
|
Core Audio |
Technical Q&As |
2009-04-12
|
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AudioConverter: How do I know when I am done?
(HTML)
QA1532: Describes how to correctly signal AudioConverter when a conversion is completed.
|
Core Audio |
Technical Q&As |
2007-08-23
|
|
AudioDevice sample rates
(HTML)
QA1196: Getting, setting and converting sample rates with Audio Devices.
|
Core Audio |
Technical Q&As |
2003-12-09
|
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AudioDeviceNotify
(HTML)
(DMG)
(ZIP)
Demonstrates how to enumerate audio devices attached to the system and how to handle device notifications
|
Core Audio |
Sample Code |
2006-04-21
|
|
AudioQueueTest
(HTML)
(DMG)
(ZIP)
Demonstrates AudioQueue, an audio playback API introduced in Mac OS X 10.5
|
Core Audio |
Sample Code |
2006-08-01
|
|
AudioQueueTools
(HTML)
(DMG)
(ZIP)
Demonstrates usage of the AudioQueue API
|
Core Audio |
Sample Code |
2007-06-08
|
|
AUGraphs and AudioUnit connections
(HTML)
QA1174: Discusses AudioUnit connection issues when using more than one AudioUnit or an AUGraph.
|
Core Audio |
Technical Q&As |
2003-12-09
|
|
CAPlayThrough
(HTML)
(DMG)
(ZIP)
Illustrates how to use the HAL's Audio Output Unit (AUHAL) for device input and the Default Output Audio Unit for output.
|
Core Audio |
Sample Code |
2007-08-22
|
|
Changing the volume of audio devices
(HTML)
QA1016: Demonstrates volume controls for audio devices
|
Core Audio |
Technical Q&As |
2006-05-02
|
|
Core Audio Data Types Reference
(HTML)
(PDF)
Describes data types and constants used throughout Core Audio.
|
Core Audio |
Reference |
2008-11-19
|
|
Core Audio Framework Reference
(HTML)
Describes a C API that interfaces with audio hardware and includes data types used throughout Core Audio.
|
Core Audio |
Reference |
2006-11-07
|
|
Core Audio Glossary
(HTML)
(PDF)
Defines general digital audio terms as well as terms specific to Apple's Core Audio technology.
|
Core Audio |
Reference |
2008-07-07
|
|
Core Audio Overview
(HTML)
(PDF)
Provides an overview of Core Audio and its programming interfaces.
|
Core Audio |
Guides |
2007-01-08
|
|
Core MIDI Framework Reference
(HTML)
Describes a C API for Mac OS X MIDI system services.
|
Core Audio |
Reference |
2008-04-08
|
|
Core MIDI Server Framework Reference
(HTML)
Describes the Mac OS X MIDI driver interface.
|
Core Audio |
Reference |
2008-04-08
|
|
CoreAudio Overload Warnings
(HTML)
QA1467: Describes CoreAudio overload warnings what they mean and how to avoid them.
|
Core Audio |
Technical Q&As |
2006-03-29
|
|
Creating Core Audio Format (.caf) Files
(HTML)
QA1534: Describes how to use afconvert to create .caf files
|
Core Audio |
Technical Q&As |
2009-01-07
|
